--- a/drivers/usb/serial/option.c	2022-07-15 18:34:17.933261101 +0300
+++ b/drivers/usb/serial/option.c	2022-07-15 18:40:44.034761350 +0300
@@ -236,6 +236,7 @@
 /* These Quectel products use Qualcomm's vendor ID */
 #define QUECTEL_PRODUCT_UC20			0x9003
 #define QUECTEL_PRODUCT_UC15			0x9090
+#define QUECTEL_PRODUCT_EC200T			0x6026
 
 #define QUECTEL_VENDOR_ID			0x2c7c
 /* These Quectel products use Quectel's vendor ID */
@@ -1184,6 +1185,7 @@
 	  .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
 	{ USB_DEVICE(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC25),
 	  .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
 	{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
 	{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
 	{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6003),